A group of Newport Beach, California, students are under fire after photos of them flashing the Hitler salute while standing over cups arranged in a swastika at a party over the weekend surfaced on social media.

According to school officials, students from Newport Harbor and Costa Mesa High School posted photos of themselves on popular multimedia messaging app Snapchat playing beer pong with cups arranged in the shape of a swastika, the emblem of the German Nazi party. The students, whose names have not been revealed, were also photographed flashing the Nazi salute, a greeting gesture that was used to express obedience to Adolf Hitler in Nazi Germany.